Starlink Group 12-13

Mission

Starlink Group 12-13 on Falcon 9 Block 5. Thu 27 Feb 2025, 03:34:20 UTC. Reported outcome: Success. Launch site: Space Launch Complex 40. Source: Launch Library 2.

A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Mission type

Communications

Orbit

Low Earth Orbit

Programmes: Starlink

Launch timeline

Times are relative to liftoff.

1. T-38 minThu 27 Feb, 03:56 CET

   GO for Prop Load

   Launch director verifies go for propellant load

2. T-35 minThu 27 Feb, 03:59 CET

   Prop Load

   Start of propelland loading

3. T-35 minThu 27 Feb, 03:59 CET

   Stage 1 LOX Load

   Start of liquid oxygen loading in the first stage

4. T-16 minThu 27 Feb, 04:18 CET

   Stage 2 LOX Load

   Start of liquid oxygen loading in the second stage

5. T-7 minThu 27 Feb, 04:27 CET

   Engine Chill

   Start of engine chilling

6. T-1 minThu 27 Feb, 04:33 CET

   Tank Press

   Fuel tanks are pressurized to flight levels

7. T-1 minThu 27 Feb, 04:33 CET

   Startup

   The onboard computer takes control over the countdown and runs last checks

8. T-45 sThu 27 Feb, 04:33 CET

   GO for Launch

   Launch director verifies go for launch

9. T-3 sThu 27 Feb, 04:34 CET

   Ignition

   Start of the engine ignition sequence

10. T-0Thu 27 Feb, 04:34 CET

    Liftoff

    First upwards movement of the rocket

11. T+1 min 12 sThu 27 Feb, 04:35 CET

    Max-Q

    Maximum dynamic pressure

12. T+2 min 25 sThu 27 Feb, 04:36 CET

    MECO

    Cut-off of the main engine

13. T+2 min 29 sThu 27 Feb, 04:36 CET

    Stage 2 Separation

    Separation of the second stage from the first

14. T+2 min 36 sThu 27 Feb, 04:36 CET

    SES-1

    First start of the second engine

15. T+3 min 5 sThu 27 Feb, 04:37 CET

    Fairing Separation

    Separation of the payload fairing

16. T+6 min 3 sThu 27 Feb, 04:40 CET

    Entry Burn Startup

    Start of the atmospheric entry burn

17. T+6 min 27 sThu 27 Feb, 04:40 CET

    Entry Burn Shutdown

    End of the atmospheric entry burn

18. T+7 min 48 sThu 27 Feb, 04:42 CET

    Stage 1 Landing Burn

    Start of the first stage landing burn

19. T+8 min 14 sThu 27 Feb, 04:42 CET

    Stage 1 Landing

    Landing of the first stage

20. T+8 min 41 sThu 27 Feb, 04:43 CET

    SECO-1

    First cut-off of the second engine

21. T+54 min 5 sThu 27 Feb, 05:28 CET

    SES-2

    Second start of the second engine

22. T+54 min 7 sThu 27 Feb, 05:28 CET

    SECO-2

    Second cut-off of the second engine

23. T+1 h 5 min 14 sThu 27 Feb, 05:39 CET

    Starlink Deployment

    Deployment of the Starlink stack from the rocket

Slip history

Changes recorded by Space Right Now

No changes since we started tracking on Sat 10 Oct 2026, 11:14 UTC.

Launch pad

Space Launch Complex 40

Cape Canaveral SFS, FL, USA (US)

Coordinates: 28.56194122, -80.57735736